MPE/iX Intrinsics Reference Manual (32650-90875)

194 Chapter5
Command Definitions (FCONTROL - FLOCK)
FGETINFO
0 Nonlabeled tape
1 Labeled tape
(ASC) Not valid for asynchronous device files. May have been set if file
redirection was anticipated.
5:1 Disallow FILE equation
foption :
This option ignores any corresponding FILE command, so the
specifications in the call to FOPEN/HPFOPEN take effect (unless overridden
by those in the file label). The following bit settings apply:
1 Disallow FILE command
0 Allow FILE command
2:3 File type:
000 Standard file (STD)
001 KSAM/3000 file
010 Relative I/O file (RIO)
011 KSAM XL file
100 Circular file (CIR)
101 NM spoolfile
110 Message file (MSG)
(ASC) Set to 000 for asynchronous device files.
1:1 Record format extension:
0 Do not use extended record format
1 Use extended record format
0:1 Reserved for the operating system
aoption 16-bit unsigned integer by reference (optional)
Returns file access information by setting bit groupings in the following
manner:
Bits Value/Meaning
12:4 Access type
aoption :
The type of access allowed users of this file:
0000 Read only
0001 Write only
0010 Write only (previous data not deleted)
0011 Append only
0100 Read/Write
0101 Update